{
  "manageEntity": {
    "action": "Create",
    "entityId": "1268131806",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1268131806,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xd392c04e603d43d735f9fd86fe3f90fc6c80c5f491e1dd4f19c4177820e9a4ba",
    "signature": "0x7e38d31520c7a23ca6b39e51971d269c2b3bb042921a062ca0b6d9230689ed3e7f5fee9fe2c01c9cd564cae892c78f9d857c77db8eb91ec1c9a45361c8b850e51c",
    "signer": "0xf8A4226603bCf57c39F939320c49bB7C20E2fe0d",
    "userId": "994955738"
  }
}